Direct Part Marking Solutions - DPMTracking individual components can be a costly proposition when standard product labelling techniques fail to measure up over time. Direct Part Marking - DPM provides a permanent marking solution that ensures readability throughout the life of your products, even when subjected to harsh environments during the manufacturing process.Meet traceability requirements imposed by regulatory and government entities, such as the U.S. Department of Defence, with high-performance DPM readers from Motorola's cost-effective alternative to standard vision systems.